South Atlantic Gold Expands Pedra Branca Land Package with Two New Tenement Filings and Advances Magnetic Inversion & Structural Targeting

Executive Summary
- South Atlantic Gold filed two new mineral exploration tenement applications in Ceará State, Brazil, adding ~3,970 ha and bringing the Pedra Branca land package to >52,000 ha.
- Completed 3‑D magnetic inversion of UAV survey data (20 m cell size) revealing NE‑trending structures and step‑over/flower features consistent with shear‑related mineralization models.
- Ongoing regional work includes initial inversion of government TMI/RTP data and higher‑resolution inversion pending, supporting broader exploration potential across the district.
Key Details
- New Tenements Filed
- Process 48065.800552/2025 59 – 1,978 ha covering Pedra Branca, Independência, and Boa Viagem municipalities.
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Process 48065.800553/2025 01 – 1,992 ha within Pedra Branca municipality.
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Land Package Expansion
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Combined with existing holdings, the Pedra Branca project now totals >52,000 ha of contiguous exploration land.
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Magnetic Inversion Work
- UAV magnetic surveys processed into 3‑D susceptibility models; block inversions at 20 m cell size completed.
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Reduction‑to‑pole (RTP) processing improved source localization, highlighting anomalies in underexplored northern blocks.
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Regional Context
- Initial inversion of government TMI/RTP data finished; higher‑resolution inversion scheduled.
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Identified regional structures align with project‑scale anomalies, reinforcing district‑wide exploration potential.
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Technical Team Comments
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President & CEO Douglas Meirelles noted that structural analysis over the past 60 days identified new targets and that magnetic inversion and Leapfrog integration are advancing to define priority drill targets.
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Qualified Person Review
- Technical information reviewed and approved by Marcelo Antonio Batelochi, P.Geo., MAUSIMM (CP), Exploration Manager – Qualified Person under NI 43‑101.
Notable Quotes
“Over the past 60 days, our structural analysis has already revealed new potential targets in previously untested areas… Our technical team is advancing the magnetic inversion and Leapfrog integration, refining our structural interpretation and bringing us closer to defining priority drill targets.” – Douglas Meirelles, President & CEO
Materiality Assessment: Non‑Material – Positive (expansion of land package and technical progress are favorable but not material to overall valuation).